Texas Low Cost Spay/Neuter Locations:

State-wide:
Spay Texas

Austin County:
P.U.P.S. of Cat Spring - Cat Spring

Bexar County:
Animal Defense League - San Antonio
San Antonio Humane Society - San Antonio
San Antonio Feral Cat Coalition - San Antonio
Snap San Antonio Mobile Clinic - San Antonio 
Spay SA - San Antonio

Bowie County:
Texarkana Animal League - Texarkana

Brazoria County:
SPCA of Brazoria County - Lake Jackson 

Brazos County:
Brazos Paws - Bryan

Brown County:
Corrine T. Smith Animal Center - Brownwood

Cameron County:
Brownsville Spay Neuter - Brownsville
Humane Society of Harlingen - Harlingen

Collin County:
SPCA of Texas Perry Animal Care Center - McKinney

Dallas County:
Hillside Veterinary Clinic - Dallas
Save Dallas - Dallas
Spay Neuter Your Pet - Carrollton
SPCA Of Texas - Dallas

Denton County:
Animal Rescue League - Flower Mound

El Paso County:
Pets Alive El Paso - El Paso

Galveston County:
Animal Alliance of Galveston County - La Marque 

Hamilton County:
Texas Coalition For Animal Protection - Hamilton 

Harris County:
The Greater Good - Houston
Houston Humane Society - Houston
Houston Mobile Clinic Snap - Houston
Houston Spay Neuter and Animal Wellness Center - Houston
Katy Pet Wellness Services - Katy
K.A.A.W.S. - Houston
Special Pals - Houston
Texas Litter Control - Spring
Westhollow Animal Hospital - Houston

Hays County:
Prevent A Litter of Central Texas - San Marcos

Henderson County:
Friends of The Animals at Cedar Creek Lake - Gun Barrel City 

Hidalgo County:
RGV Low Cost Spay and Neuter Clinic - McAllen

Hill County:
Texas Coalition For Animal Protection - Hillsboro

Hunt County:
Cause For Paws - Greenville

Jefferson County:
Humane Society of Southeast Texas - Beaumont

Kaufman County:
Spay Neuter Network - Crandall

Kerr County:
Freeman Fritts - Kerrville

McLennan County:
Animal Birth Control Clinic - Waco

Montague County:
Texas Coalition For Animal Protection - Bowie 

Montgomery County:
Operation Pets Alive - The Woodlands
Texas Litter Control - Spring, TX

Navarro County:
The Humane Society of Navarro County - Corsicana

Nueces County:
Corpus Christi Animal Care Spay Neuter Clinic - Corpus Christi

Smith County:
SPCA of East Texas - Tyler

Tarrant County:
Texas Coalition For Animal Protection - Azle
Humane Society Of North Texas - Fort Worth

Tom Green County:
Concho Valley Paws - San Angelo

Travis County:
Emancipet Mobile Spay and Neuter Clinic - Austin
Austin Humane Society - Austin

Uvalde County:
Humane Society of Uvalde - Uvalde

Val Verde County:
Friends of Del Rio Animals - Del Rio

Victoria County:
Adopt A Pet Of Victoria - Victoria

Washington County:
Animal Friends of Washington County - Brenham

Webb County:
Laredo Animal Protection Society - Laredo

Wood County:
A.P.E.T. SPCA - Mineola